IT1226716B - Controllo di pressione basato su un modello adattabile e metodo per polimerizzare resine. - Google Patents

Controllo di pressione basato su un modello adattabile e metodo per polimerizzare resine.

Info

Publication number
IT1226716B
IT1226716B IT8821529A IT2152988A IT1226716B IT 1226716 B IT1226716 B IT 1226716B IT 8821529 A IT8821529 A IT 8821529A IT 2152988 A IT2152988 A IT 2152988A IT 1226716 B IT1226716 B IT 1226716B
Authority
IT
Italy
Prior art keywords
pressure control
control based
adaptable model
polymerizing resins
polymerizing
Prior art date
Application number
IT8821529A
Other languages
English (en)
Other versions
IT8821529A0 (it
Inventor
Lawson Parks Harris
Ram Kumar Upadhyay
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IT8821529A0 publication Critical patent/IT8821529A0/it
Application granted granted Critical
Publication of IT1226716B publication Critical patent/IT1226716B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • G05B13/04—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
    • G05B13/048—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators using a predictor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/0288—Controlling heating or curing of polymers during moulding, e.g. by measuring temperatures or properties of the polymer and regulating the process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/58—Measuring, controlling or regulating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058—Kind of property studied
    • G01N2203/0092—Visco-elasticity, solidification, curing, cross-linking degree, vulcanisation or strength properties of semi-solid materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Automation & Control Theory (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
IT8821529A 1987-07-31 1988-07-28 Controllo di pressione basato su un modello adattabile e metodo per polimerizzare resine. IT1226716B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/080,355 US4773021A (en) 1987-07-31 1987-07-31 Adaptive model-based pressure control and method of resin cure

Publications (2)

Publication Number Publication Date
IT8821529A0 IT8821529A0 (it) 1988-07-28
IT1226716B true IT1226716B (it) 1991-02-05

Family

ID=22156859

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8821529A IT1226716B (it) 1987-07-31 1988-07-28 Controllo di pressione basato su un modello adattabile e metodo per polimerizzare resine.

Country Status (6)

Country Link
US (1) US4773021A (it)
JP (1) JP2664937B2 (it)
DE (1) DE3824931C2 (it)
FR (1) FR2618721B1 (it)
GB (1) GB2208552B (it)
IT (1) IT1226716B (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3830571A1 (de) * 1987-09-08 1989-04-06 Toshiba Machine Co Ltd Berechnungsverfahren fuer die stroemungsanalyse beim spritzgiessen
US4921415A (en) * 1987-11-27 1990-05-01 General Electric Company Cure monitoring apparatus having high temperature ultrasonic transducers
US5065106A (en) * 1988-06-13 1991-11-12 Ta Instruments, Inc. Apparatus and method for analyzing dielectric properties using a single surface electrode and force monitoring and adjusting
WO1990013425A1 (en) * 1989-05-08 1990-11-15 American Composite Technology Inc. System and method for monitoring pressure during the production of fiber reinforced polymers
US5019318A (en) * 1989-07-27 1991-05-28 The Uniroyal Goodrich Tire Company Tire mold with bladder pressurization system
US5219498A (en) * 1991-11-12 1993-06-15 Keller L Brian Process for controlling curing and thermoforming of resins and composites
US5106568A (en) * 1991-11-15 1992-04-21 Mcdonnell Douglas Corporation Method and apparatus for vacuum bag molding of composite materials
AU2060495A (en) * 1994-02-01 1995-08-21 Wyatt, Tracy A. Control of plastic laminate curing press
US6099162A (en) * 1997-10-24 2000-08-08 Hydril Company Resin cure monitor
DE19748035A1 (de) * 1997-10-30 1999-05-06 Pirelli Reifenwerke Verfahren und Vorrichtung zur Steuerung oder Regelung des Vulkanisiervorgangs bei der Vulkanisation
GB2354589B (en) * 1998-05-12 2003-10-08 Jentek Sensors Inc Methods for utilizing dielectrometry signals using estimation grids
US6957172B2 (en) 2000-03-09 2005-10-18 Smartsignal Corporation Complex signal decomposition and modeling
US7233886B2 (en) * 2001-01-19 2007-06-19 Smartsignal Corporation Adaptive modeling of changed states in predictive condition monitoring
US6855791B2 (en) * 2002-07-09 2005-02-15 Signature Control Systems Process and apparatus for improving and controlling the vulcanization of natural and synthetic rubber compounds
US7167773B2 (en) * 2001-03-21 2007-01-23 Signature Control Systems Process and apparatus for improving and controlling the curing of natural and synthetic moldable compounds
US6774643B2 (en) 2001-03-21 2004-08-10 Signature Control Systems Non-bridged single electrode impedance measurement system for determining a condition of a dielectric according to impedance related changes over a range of frequencies
US7245985B2 (en) * 2001-03-21 2007-07-17 Signature Control Systems Process and apparatus for improving and controlling the vulcanization of natural and synthetic rubber compounds
US20040133301A1 (en) * 2002-07-09 2004-07-08 Signature Control Systems Process and apparatus for improving and controlling the vulcanization of natural and synthetic rubber compounds
WO2005086965A2 (en) * 2004-03-11 2005-09-22 Signature Control Systems, Inc. A process and apparatus for improving and controlling the curing of natural and synthetic moldable compounds
US20050248047A1 (en) * 2004-04-29 2005-11-10 Manish Gupta Compression molding method and apparatus suitable for making door facings
CN100430853C (zh) * 2005-08-01 2008-11-05 陈光焕 压力自调继电控制器
DE102005039837B4 (de) 2005-08-23 2010-12-09 Airbus Deutschland Gmbh Verfahren zur Herstellung von Sandwichbauteilen
US8275577B2 (en) 2006-09-19 2012-09-25 Smartsignal Corporation Kernel-based method for detecting boiler tube leaks
US8311774B2 (en) 2006-12-15 2012-11-13 Smartsignal Corporation Robust distance measures for on-line monitoring
US7676953B2 (en) 2006-12-29 2010-03-16 Signature Control Systems, Inc. Calibration and metering methods for wood kiln moisture measurement
CN100456176C (zh) * 2007-06-22 2009-01-28 北京航空航天大学 树脂基复合材料等厚层板热压工艺过程压力制度的优化方法
CN101920558B (zh) * 2010-05-28 2013-03-27 北京航空航天大学 树脂基复合曲率层板在热压罐成型中的工艺窗口优化方法
US9213009B2 (en) * 2011-12-15 2015-12-15 Textron Innovations Inc. System and method of optimizing a composite system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819915A (en) * 1973-09-17 1974-06-25 Mcneil Corp Method and apparatus for controlling the cure of a rubber article
US3985712A (en) * 1975-02-12 1976-10-12 Owens-Corning Fiberglas Corporation Method and apparatus for preparing intermediate polyester resin
US4373092A (en) * 1980-12-29 1983-02-08 Lockheed Corporation Method of process control for thermosetting resins having addition-type reactions
JPS57178738A (en) * 1981-04-28 1982-11-04 Sumitomo Rubber Ind Ltd Controlling method and apparatus for vulcanization of tire
US4515545A (en) * 1981-07-09 1985-05-07 Applied Polymer Technology, Inc. Control system for processing composite material
JPS5957731A (ja) * 1982-09-28 1984-04-03 Agency Of Ind Science & Technol 樹脂系複合材料の成形方法
US4551807A (en) * 1983-08-17 1985-11-05 Lord Corporation Cure-control method for thermosetting polymeric material
US4721589A (en) * 1983-09-22 1988-01-26 Harrel, Inc. Extruder viscosity control system and method
US4546438A (en) * 1983-09-27 1985-10-08 The Goodyear Tire & Rubber Company Rheometer and process of curing and testing rubber

Also Published As

Publication number Publication date
FR2618721A1 (fr) 1989-02-03
IT8821529A0 (it) 1988-07-28
JP2664937B2 (ja) 1997-10-22
FR2618721B1 (fr) 1994-07-08
DE3824931C2 (de) 1997-05-22
US4773021A (en) 1988-09-20
DE3824931A1 (de) 1989-02-09
GB2208552A (en) 1989-04-05
GB8818128D0 (en) 1988-09-01
GB2208552B (en) 1991-06-05
JPS6453822A (en) 1989-03-01

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950726